Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.8%
|
-7 | Does not apply | 3 |
1.3%
|
0 | No obstacle | 176 |
73.3%
|
1 | Minor obstacle | 23 |
9.6%
|
2 | Moderate obstacle | 17 |
7.1%
|
3 | Major obstacle | 9 |
3.8%
|
4 | Very severe obstacle | 10 |
4.2%
|